Each evaluation focuses on 3 criteria:
- Who is using the artifact and why?
A typical user is introduced through a persona and what they expect from the artifact. - How does the persona interact with the artifact?
What tasks must the persona perform with the artifact to have their expectations met? - Where will the persona use the artifact?
- Indoor/outdoor
- Night/Day
- Hot/Cold
- Seated/Standing
- Bus/Train/Plane